Why PQ?
High Energy Physics - Phenomenology
2014-11-20 v1 High Energy Physics - Theory
Abstract
I discuss how the solution of the problem of QCD through the existence of the -vacuum gave rise to the strong CP problem. After examining various suggested solutions to this problem, I conclude that the only viable solution still is the one that involves the existence of a spontaneously broken chiral symmetry:
Cite
@article{arxiv.1005.0643,
title = {Why PQ?},
author = {R. D. Peccei},
journal= {arXiv preprint arXiv:1005.0643},
year = {2014}
}
Comments
Invited talk given at the Axion 2010 Conference, January 15-17, 2010, Univ. of Florida, Gainsville, FL